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114 lines
2.8 KiB
C
114 lines
2.8 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_MPEG2SUBT_H__
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#define __GST_MPEG2SUBT_H__
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#include <gst/gst.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define GST_TYPE_MPEG2SUBT \
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(gst_mpeg2subt_get_type())
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#define GST_MPEG2SUBT(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MPEG2SUBT,GstMpeg2Subt))
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#define GST_MPEG2SUBT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MPEG2SUBT,GstMpeg2Subt))
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#define GST_IS_MPEG2SUBT(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MPEG2SUBT))
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#define GST_IS_MPEG2SUBT_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MPEG2SUBT))
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typedef struct _GstMpeg2Subt GstMpeg2Subt;
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typedef struct _GstMpeg2SubtClass GstMpeg2SubtClass;
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/* Hold premultimplied colour values */
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typedef struct YUVA_val {
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guint16 Y;
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guint16 U;
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guint16 V;
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guint16 A;
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} YUVA_val;
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struct _GstMpeg2Subt {
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GstElement element;
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GstPad *videopad,*subtitlepad,*srcpad;
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GstBuffer *partialbuf; /* Collect together subtitle buffers until we have a full control sequence */
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GstBuffer *hold_frame; /* Hold back one frame of video */
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GstBuffer *still_frame;
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guint16 packet_size;
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guint16 data_size;
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gint offset[2];
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YUVA_val palette_cache[4];
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/*
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* Store 1 line width of U, V and A respectively.
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* Y is composited direct onto the frame.
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*/
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guint16 *out_buffers[3];
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guchar subtitle_index[4];
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guchar menu_index[4];
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guchar subtitle_alpha[4];
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guchar menu_alpha[4];
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guint32 current_clut[16];
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gboolean have_title;
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gboolean forced_display;
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GstClockTime start_display_time;
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GstClockTime end_display_time;
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gint left, top,
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right, bottom;
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gint clip_left, clip_top,
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clip_right, clip_bottom;
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gint in_width, in_height;
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gint current_button;
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GstData *pending_video_buffer;
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GstClockTime next_video_time;
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GstData *pending_subtitle_buffer;
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GstClockTime next_subtitle_time;
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};
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struct _GstMpeg2SubtClass {
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GstElementClass parent_class;
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};
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GType gst_mpeg2subt_get_type(void);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_MPEG2SUBT_H__ */
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